In this research group, the following is conducted: the assessment for chemical and physical agents and their potential hazards in workplaces, the evaluation of effective and practical measures for preventing health hazards induced by occupational exposures in workplaces, and the epidemiological analysis of health hazards and occupational exposures in workplaces. Research priority is given to urgent and important issues in occupational safety and health: practical intervention studies for preventing work-related diseases (musculoskeletal disorders, cardiovascular disorders and so on), surveillance studies for work-related diseases and occupational exposures, epidemiological studies of mortality among asbestos-exposed workers, epidemiological analyses of occupational diseases and injuries, and so on.